|Race||Night elf (Humanoid)|
|Relative(s)||Belrysa Starbreeze (Lover), Malfurion Stormrage (shan'do)|
He and Ralaar were druid who advocated the Pack form but Malfurion forbade it's uses citing leak for control of it feral nature. They disobey him and use the form to save their comrades but lose control. After that incident Malfurion made Arvell promise ever to take the form again, A promise which he kept at the cost of his life.